and hurled explosives during a car chase. one of thebrothers,dzhokhartsarnaev, hasdied overnight, and his brother, tamerlan died overnight. the bthhokharaev, is still lose, setting down transportations and schools in and around boston. we will keep updated with news and briefings as they are warranted. the news of the morning was also part of the briefing at the state department. secretary john kerry meeting with mexican foreign minister talked about the boston marathon investigation. this is about teen minutes. -- this is about 15 minutes. >> good morning, everybody. -- excuse me -- allergy season -- before we begin i want to say as a father and grandfather, my thoughts are of course and my home town right now in boston, where events are still unfolding in the entire city. the entire city is in lock down. we continue to learn every moment about the terror attack on monday and the pursuit of justice that is following it. it is fair to say that this entire week we have been in a direct confrontation with evil, nd i want to congratulate and thank all law-enforcement authorities for the job